The Evolution of Tweak and it's Various Verbal Meanings:
1. Tweak- to touch something up, fiddle with the finishing touches or make tiny little changes.
2. Tweak- To perfect in an Obsessive Compulsive Disorder-ish way
3. Tweak- Little over-caffinated kid with various bizarre nervous-tics who lives in South Park
4. To be on some type of speed and be any/all of the following: --Highly aggitated, wide eyed, and angry/overly irritable --To be as paranoid in a mouselike manner; rapid breathing, weird twitchy and/or panic-ey movements/responses --To be euphoric as a motherfucker whilst on some type of upper( which is usually taken in a rather large amount to induce such energized and super-human like euphoric oddness)
--Just really fucking cracked out, in any way, as long as its super conspicuously performed behavior that is commonly associated with crackheads/random speed-heads --To be using or experiencing some feeling or difference caused by the use of Methamphetamines

1. " I just gotta tweak a little bit here and there and it will be perfect."
2. "I just gotta tweak this and THIS AND THIS AND THIS and this and OHH NO now this..."
3.How do I make an example of this? If you don't watch the fucking show, what does the example matter to your familiarity?
4. "Dude your fucking twitching and grinding your teeth like a goddamned crackhead, wouldya quit pacin' around freaking about shit all quarter-eyed like that?"
::shaking, wide-eyed in the corner, head tucked behind huddled knees:: "Icantcomeout--gassp. Thh-thhuah--THEYLL GET ME!"::
"OH-MY-GOD- YOUGUYSWATCHICANRUN - AND! - READTHISBOOK -ATTHESAMETIME! WITHOUT RUNNINGINTOSTUFFHOLYCRAP! I'm god." ::scampers about rapidly, limbs a-flurry and a manic smile plastered to their face::
"Dude, seriously, it's probably just because you're a meth-head"

tweak n., slang - Methamphetamine.
tweaker n., - someone high on methamphetamine.
tweak -ing, -ed, v., slang - 1) to be high on methamphetamine,
2) to fine tune.
3) to act as if being high on meth.
4) to pay extended amplified attention to tasks, usually of a trivial nature; especially when other tasks of a larger priority should be handled (with or without the aid of methamphetamine).

"I was high on tweak"
"That tweaker accused everyone at walmart of being an undercover agent."
"I got this peanut butter dope and was seriously tweaked out."
"I was tweaking my stereo system all night."
"Monster energy drinks get me all tweaked out."
"I realized I was tweaking when after three hours of having the water running, I had cleaned the whole shower but was still dirty."